- All sections
- B - Performing operations; transporting
- B01J - Chemical or physical processes, e.g. catalysis or colloid chemistry; their relevant apparatus
- B01J 23/89 - Catalysts comprising metals or metal oxides or hydroxides, not provided for in group of the iron group metals or copper combined with noble metals
Patent holdings for IPC class B01J 23/89
Total number of patents in this class: 1688
10-year publication summary
143
|
157
|
142
|
131
|
103
|
105
|
91
|
95
|
101
|
39
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Johnson Matthey Public Limited Company | 1852 |
49 |
Sasol Technology (Proprietary) Limited | 250 |
31 |
BASF SE | 19740 |
30 |
TOYOTA JIDOSHA KABUSHIKI KAISHA (also trading as TOYOTA MOTOR CORPORATION) | 13301 |
30 |
Nissan Motor Co., Ltd. | 12249 |
29 |
BASF Corporation | 2039 |
28 |
China Petroleum & Chemical Corporation | 1623 |
27 |
IFP Energies Nouvelles | 2717 |
27 |
Celanese International Corporation | 879 |
24 |
Umicore AG & Co. KG | 867 |
22 |
Chevron U.S.A. Inc. | 3774 |
19 |
Saudi Arabian Oil Company | 11322 |
19 |
Toyota Motor Corporation | 28582 |
17 |
Mitsui Mining & Smelting Co., Ltd. | 1373 |
17 |
Cataler Corporation | 533 |
16 |
Nisshinbo Holdings Inc. | 333 |
15 |
Archer Daniels Midland Company | 1164 |
14 |
SABIC Global Technologies B.V. | 4044 |
14 |
Dow Global Technologies LLC | 10147 |
12 |
Daihatsu Motor Co., Ltd. | 154 |
12 |
Other owners | 1236 |